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\bibitem{Marchand_etal2008} {\textquotedblleft}\textit{Giant proximity effect in a phase-fluctuating superconductor}{\textquotedblright}. Marchand D, Covaci L, Berciu M, Franz M, Physical Review Letters \textbf{101}, 097004 (2008).   http://doi.org/10.1103/PhysRevLett.101.097004

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